First of all you must run a scan.
Clean the virus or reupload new files.

And when you are done resubmit your sitemap. You are done
EsotorisK Reviewed by EsotorisK on . Google report and review problem Hi everyone, .......... since 10 days i noticed that my site's traffic is decreasing daily and it was Google issue because he was send me over 4500 visitors daily but now its almost 1500 visitors daily only :'( so i went to Google webmaster tool to check it out and found that my two sites have the same issue Here is the problem: Rating: 5